65996140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67343}}^1$

素因数の和:67366

約数の個数: 36

約数和(自身を含む): 161221536

約数和(自身を除く): 95225396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 67343, 134686, 269372, 336715, 471401, 673430, 942802, 1346860, 1885604, 2357005, 3299807, 4714010, 6599614, 9428020, 13199228, 16499035, 32998070, 65996140]

約数ペア:

[(1, 65996140), (2, 32998070), (4, 16499035), (5, 13199228), (7, 9428020), (10, 6599614), (14, 4714010), (20, 3299807), (28, 2357005), (35, 1885604), (49, 1346860), (70, 942802), (98, 673430), (140, 471401), (196, 336715), (245, 269372), (490, 134686), (980, 67343)]